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3000a Three Phase Dry Type Rectifier Transformer 400v To 14v Low Voltage Dry Type Transformer

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3000a Three Phase Dry Type Rectifier Transformer 400v To 14v Low Voltage Dry Type Transformer

Name: 3000a Three Phase Dry Type Rectifier Transformer 400v To 14v Low Voltage Dry Type Transformer
Brand: WINLEY
Price: 1000 USD

Quality 3000a Three Phase Dry Type Rectifier Transformer 400v To 14v Low Voltage Dry Type Transformer for sale

Brand Name : WINLEY

Model Number : SG-111/6.5

Certification : CE,ISO

Place of Origin : CHINA

MOQ : 1unit

Price : $1000-$10000

Payment Terms : T/T

Supply Ability : 500set/month

Delivery Time : 30days

Packaging Details : Plywood case

Model : SG-111KVA

Input voltage : 472VAC

Output voltage : 6530VAC

Phase : 3

Frequency : 60Hz

Temperature rise : 125℃

Insulation class : H

UL Certification : 10%

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3000A Three Phase Dry Type Rectifier Transformer 400V To 14v With UL Certification

Summarization

The 3000A Three-Phase Dry-Type Rectifier Transformer is engineered for high-current industrial rectification applications. With a 400V primary and 14V secondary at 60Hz, this transformer delivers stable DC output via rectifier systems while meeting strict reliability and safety requirements for heavy-duty power conversion.

3000a Three Phase Dry Type Rectifier Transformer 400v To 14v Low Voltage Dry Type Transformer

Key Features

Rated current: 3000 A — supports large-scale rectifier loads.
Input voltage: 400 V (three-phase) — compatible with common distribution systems.
Output voltage: 14 V — optimized for rectifier and DC supply applications.
Frequency: 60 Hz — suitable for regions and equipment using 60 Hz power.
Dry-type construction — reduced fire risk, no oil required, low maintenance.
High short-circuit withstand: short-circuit voltage 22.532 V, short-circuit current 36.338 A.
Low impedance voltage: 6.4184% — maintains voltage stability under load.
Efficient performance: load loss 1195.5 W and no-load loss 213.2 W.

Electrical Performance

DC resistance: 81.97 mΩ — designed for efficient current flow and minimal resistive heating.
Impedance and short-circuit characteristics: impedance voltage 6.4184% with measured short-circuit voltage 22.532 V and short-circuit current 36.338 A, ensuring predictable performance during fault conditions.
Losses: no-load loss 213.2 W and load loss 1195.5 W — demonstrates competitive efficiency for heavy-current rectifier transformers.

Product features

High efficiency: Provides a rated current of up to 3000A to ensure stable operation under high load.
Low loss design: The load loss is only 1195.5W, and the no-load loss is 213.2W, which is an economical choice and reduces energy consumption.
Strong short-circuit capability: the short-circuit voltage is 22.532V, and the short-circuit current can reach 36.338A, ensuring reliability and safety in abnormal situations.
Excellent impedance characteristics: the impedance voltage is 6.4184%, which can maintain voltage stability when the load changes, improving the overall reliability of the system.
Wide application areas: suitable for a variety of industrial applications, especially in occasions requiring high-power DC power supply, such as welding, electroplating, etc.

Specification

Model (kva)	Primary Voltage	Secondary Voltage	Coupling group tab	Shape dimension			Mounting dimension		K*J	The box dimension
Model (kva)	Primary Voltage	Secondary Voltage	Coupling group tab	Bmax	Dmax±5	Emax	A	C±5	K*J	Bmax	Dmax±5	Emax
SG-10KVA	660 400 380 200	380 220 110 36	Yyn0 Y/d D/y D/d	360	180	305	215	140	10*20	450	360	480
SG-15KVA				360	200	335	215	155	10*20	450	360	480
SG-20KVA				420	210	350	250	170	10*20	490	400	540
SG-30KVA				420	230	380	250	190	10*20	490	400	540
SG-50KVA				680	350	550	420	220	10*20	800	510	840
SG-80KVA				750	400	620	480	250	10*20	850	510	840
SG-100KVA				780	420	650	500	250	10*20	900	550	890
SG-300KVA				180	95	185	100	75	6*14
SG-500KVA				180	95	185	100	75	6*14
SG-1000KVA				180	110	185	100	90	6*14
SG-2000KVA				230	125	205	130	100	9*16
SG-3000KVA				240	145	215	130	120	9*16
SG-4000KVA				240	155	235	130	130	9*16
SG-5000KVA				320	160	255	180	115	10*20	400	330	480
SG-6000KVA				300	165	280	180	140	10*20	400	330	480

Applications

Industrial rectifier plants (electroplating, electrolysis, and smelting)
DC power supplies for large motors and drives
Traction, welding, and metallurgical processes
Backup and standby DC systems in manufacturing and utilities

Production process

3000a Three Phase Dry Type Rectifier Transformer 400v To 14v Low Voltage Dry Type Transformer

FAQ

3000a Three Phase Dry Type Rectifier Transformer 400v To 14v Low Voltage Dry Type Transformer

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